GMG Unveils Graphene Aluminum-Ion Battery That Totally Costs in 6 Minutes

Based mostly on its present state of growth as mirrored beneath, the GMG G+AI Battery has comparable efficiency traits to these offered by Excessive Energy Lithium Titanate Oxide (“LTO”) batteries, that are offered at a premium value of as much as US$1500/kWh. Nonetheless, the GMG G+AI Battery could be produced at a considerably decrease value and due to this fact could be priced beneath that of LTO batteries. In 2025, gross sales of LTO batteries, that are utilized in many purposes globally, totalled US$ 5.6 billion.

Battery Efficiency Replace:

GMG is happy to announce that it has progressed its G+AI Battery know-how and believes that, as soon as growth is accomplished, it could possibly meet the key goal specification necessities for the principle focused battery use case as per Determine 1, together with:

• Charging in below 6 minutes;
• Vitality density > 100 Wh/kg after 1 hour of charging;
• Lengthy Cycle Life (10,000 cycles);
• Secure (no Lithium);
• Decrease Thermal Runaway Threat; and
• Seemingly no thermal administration system can be wanted.

Bob Galyen, GMG Non-Government Director, commented: “In my practically 5 many years within the battery trade, I’ve not often seen a know-how with the disruptive potential of GMG’s next-generation graphene aluminum-ion battery. With the potential of charging from empty to full in round six minutes, this chemistry essentially adjustments how designers can take into consideration electrical autos, client electronics, and stationary storage. As a substitute of planning round lengthy cost stops with giant packs, engineers can optimise for fast vitality turnaround, with larger energy, and safer, with GMG’s battery created from ample uncooked supplies. Lithium-ion will stay a key a part of the vitality panorama for years to return, however its limitations in quick charging, temperature tolerance, and critical-mineral provide are more and more evident. By leveraging aluminum and graphene, the GMG crew is demonstrating a pathway to cut back reliance on conventional lithium-based techniques whereas delivering step-change enhancements in cost time and energy density. This isn’t an incremental tweak to present cells – it’s a new platform that may open markets and use circumstances that have been beforehand uneconomic or impractical. As GMG strikes from the lab towards scaled manufacturing, its main focus is on proving reliability, security, and price at industrial stage. Automotive, grid, and specialty-device companions are already partaking with GMG to discover pilot applications and early integrations. The businesses that adapt quickest to this shift will lead the subsequent wave of electrification, and GMG intends to be on the heart of that transition with graphene aluminum-ion know-how.”

GMG is happy to share the vitality densities of the present GMG G+AI pouch cell at 60 minutes and 6-minute charging in comparison with different chemistry batteries in the marketplace (Determine 2), and a voltage vs capability graph (Determine 3) of its newest G+AI Battery know-how based mostly on knowledge offered by the third-party BIC battery testing laboratory.

Based mostly on that testing, the present stage of growth, batteries produced by GMG and BIC had an vitality density of 58 Wh/kg when charged in 1 hour and 26 Wh/kg when charged in 6 minutes. In 6-minute quick charging, the battery cells achieved 62 % capability in 3.2 minutes. The batteries had a nominal voltage of roughly 3.0 Volts and maintained efficiency over a whole lot of cycles at 6-minute quick charging, with out the numerous degradation usually noticed in lithium and sodium-ion batteries at such excessive charging charges.

Determine 2. Totally different Battery Chemistry Efficiency at 6 min and 60 min Cost. Picture Credit score: Graphene Manufacturing Group Ltd

Normal industrial Lithium Nickel Manganese Cobalt (“LNMC”) and Lithium Iron Phosphate (“LFP”) battery cells for electrical autos and stationary storage usually are not designed for steady 6-minute charging (10C); typical advisable cost charges are ≤1 hour (1C), typically 2 hours (0.5C), with solely restricted quick cost operation. Solely specialised high-power cell designs like LTO battery cells can tolerate cost charges of 6 minutes (10C).

Determine 3. Battery efficiency curves of GMG’s G+AI Battery at 60 min and 6 min cost. Picture Credit score: Graphene Manufacturing Group Ltd

GMG has now developed a totally new hybrid electrolyte that’s chloride free and noncorrosive, not like frequent aluminum battery electrolytes, together with a fancy cathode and anode know-how that allows very steady quick charging over a number of cycles. The substrate for each the cathode and anode within the GMG G+AI Battery is aluminum foil – which offers vital value and weight financial savings in contrast with copper, the substrate materials utilized in most lithium and sodium-ion batteries. GMG’s know-how doesn’t embrace using lithium or copper. The Firm has submitted a further patent utility protecting these new developments.

Craig Nicol, GMG Managing Director and CEO, commented: “I could not be happier with the GMG crew to get thus far with our battery. We now have rebuilt this battery in our weekly sprints from the bottom up and developed fully new complicated cathode, anode and electrolyte. This may present a subsequent era quick charging battery know-how presently not obtainable on the earth, and we sit up for sending out pattern cells to check with companions in early 2026. This know-how has a few years of growth in entrance of it and can enhance as we hold pushing via recognized points to enhance capability, voltage and cut back weight.”

GMG administration believes that the Firm’s battery know-how can finally obtain over 150 Wh/kg when charged in 1 hour, and over 75 Wh/kg when charged in 6 minutes. The Firm believes additional growth of the cathode, anode, electrolyte and part weights will finally obtain this finish aim.

Determine 4 exhibits the most recent Graphene Aluminum-Ion Battery multi-layer pouch cell.

Determine 4. Present Multi-Layer Battery Pouch Cell. Picture Credit score: Graphene Manufacturing Group Ltd

Battery Expertise Readiness Degree

The battery know-how readiness stage (“BTRL”) of the G+AI know-how stays at Degree 4, see Determine 5. GMG is presently optimizing electrochemical habits for pouch cells through ongoing laboratory experimentation. By collaboration with BIC, it’s anticipated that the battery know-how readiness will progress to BTRL 7 and eight for the reason that tools and processes wanted to provide the G+AI batteries are the identical as these employed to make Lithium-Ion Batteries.

Determine 5. Battery Expertise Readiness Degree (BTRL). Picture Credit score: Graphene Manufacturing Group Ltd

The Firm is assured it could possibly meet the general timeline, as seen in Determine 6, of its battery cell roadmap that requires testing of cells with clients in 2026 and small industrial manufacturing with assist of varied companions, together with BIC, in 2027.

Determine 6. Battery Cell Roadmap. Picture Credit score: Graphene Manufacturing Group Ltd

Subsequent Steps Towards Commercialization & Market Functions

Jack Perkowski, GMG Chairman and Non-Government Director, commented: “I’m extraordinarily proud that GMG has progressed its battery to this stage. It’s a vital milestone for the Firm as a result of the battery know-how has a lot alternative in so many purposes – particularly in industrial autos. I sit up for the subsequent updates as GMG makes additional progress within the growth of its battery know-how.”

The Firm continues to see a broad vary of purposes for a accomplished GMG G+AI Battery – using its ultra-high power-density and financial vitality density traits. Together with Rio Tinto, a spread of worldwide corporations have confidentially expressed their curiosity in working with GMG within the following vertical sectors:

Determine 7. Market Functions. Picture Credit score: Graphene Manufacturing Group Ltd

At present, GMG believes it’ll use a plastic battery pack design, just like Determine 8, to carry the battery pouch cells – lowering the burden, value and complexity of utilizing a steel case. Utilizing a plastic battery pack is feasible for 2 principal causes – GMG believes that its battery is not going to require a thermal administration system or the fireproofing precautions offered by the steel case in a lithium-ion battery. Utilizing plastic will enhance the comparative vitality density of GMG’s G+AI battery packs when in comparison with lithium-ion batteries.

Determine 8. Anticipated Battery Pack for G+AIB Pouch Cells. Picture Credit score: Graphene Manufacturing Group Ltd

Comparability and Market Assessment: LTO Batteries

As proven in Determine 9 beneath, the efficiency of GMG’s G+AI battery know-how is already similar to LTO batteries.

Determine 9. Comparability of Graphene Aluminum-Ion Battery (G+AI) to Lithium Titanate Oxide (LTO) Battery. Picture Credit score: Graphene Manufacturing Group Ltd

LTO batteries are offered at a premium to LFP and LNMC batteries, that are the principle chemistries utilized in electrical autos and vitality storage techniques, and are additionally broadly utilized in different digital purposes because of their excessive efficiency and lengthy cycle life. The fabric and manufacturing prices for GMG’s G+AI Battery are anticipated to be just like, or lower than, the associated fee to fabricate commonplace lithium-ion batteries, however considerably decrease than the prices to provide LTO batteries.

LTO batteries have vitality density starting from 50 – 80 Wh/kg. The LTO product is offered globally to be used in lots of purposes – with a complete of US$5.6 billion gross sales each year in 2025. Gross sales of LTO batteries are anticipated to develop at 10 % each year to an estimated US$ 9.0 billion by 2030. The main producers of LTO batteries embrace Toshiba, Gree, Microvast and CATL.

Additional particulars on purposes for the LTO battery from Mordor Intelligence are described beneath. In lots of the use circumstances for LTO batteries, GMG believes that its G+AI Battery could be substituted at a considerably decrease value.

• Industrial Autos: Automotive, primarily buses, refuse vans, and drayage tractors slightly than passenger vehicles, is the biggest person of LTO batteries. Fleets notice five-year total-cost-of-ownership parity as soon as gasoline financial savings and decrease upkeep offset larger upfront costs.
• Quick-charging Electrical Buses and Vehicles: Transit authorities want battery techniques that settle for repeated high-power “alternative prices” throughout brief layovers. LTO cells replenish 80 % capability in roughly 5 minutes, permitting operators to shrink fleet measurement with out sacrificing route frequency. U.S. Low-No Emission Bus grants earmark greater than US$1.5 billion per yr, with bid specs that explicitly reference rapid-charge functionality. Parallel subsidy applications in China reimburse as much as CNY 80,000 (US$ 11,396) per new-energy bus, accelerating quantity deployment in provincial capitals.
• Hybrid and BEV: Regenerative braking and high-C-rate acceleration favor using LTO batteries. Use in fast-charge EV stations is rising quickly as ride-hailing fleets undertake swap-ready fashions.
• Stationary Storage: Utility-scale batteries now cycle a number of occasions per day for frequency regulation, peak shaving, and voltage assist. Vitality-storage-system integrators undertake LTO batteries for grid-frequency response the place state-of-charge swings are shallow however frequent.
• Industrial Robotics: LTO batteries are utilized in continuous-duty forklifts that require partial prices throughout operator breaks.
• Aerospace and Protection: Unmanned aerial autos, missile auxiliaries, and soldier-worn energy banks working from -40 °C to +60 °C ambient.
• 5-minute Battery-Swap Stations: Battery-as-a-service platforms require ultra-fast turnaround and excessive cycle life. CATL confirmed plans to put in 1,000 swap stations in 2025 and 30,000-40,000 by 2030, every requiring packs that tolerate 1000’s of fast exchanges with out degradation.
• Sub-10 kWh Packs: Cordless development instruments, autonomous floor autos, and medical carts choose LTO batteries to bypass day by day pack swaps.
• 12V starter alternative to Lead acid: GMG’s G+AI battery know-how can be a viable 12 V starter-battery alternative for lead-acid, providing decrease weight, longer cycle life, good low-temperature efficiency and improved cold-cranking functionality, along with wonderful tolerance to storage at 0 % state of cost. In appropriate system designs, the chemistry’s steady voltage behaviour may also cut back balancing necessities and simplify battery administration, serving to to decrease total system value.
• Lifecycle Procurement Choice: Many authorities procurement frameworks now weigh lifecycle reliability larger than buy value. For instance, New Mexico awarded a US$ 400 million bus electrification contract that included stringent thermal-runaway resistance metrics. Europe’s Clear Industrial Deal allocates capital for storage applied sciences that stabilize renewables, aligning effectively with LTO batteries’ fast-response profile.
• Cylindrical Cells: accounted for 37.% of LTO battery gross sales in 2024 as entrenched manufacturing traces and sturdy metal casings happy heavy-duty demand. Pouch designs deal with aerospace weight necessities and constrained dashboards in autonomous robots.

Abstract of Essential Milestones for GMG’s G+AI Battery Growth: